<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>11米兔练习</title>
    <style>
        .box1{
            height: 271px;
            width: 132px;
            background-image: url(./img/11/20210130160548115.png);
            transition: background-position,steps(3) .8s;
            margin: 100px auto;
        }

        .box1:hover{
            background-position: -396px;
            

        }
    </style>
</head>
<body>
    <div class="box1"></div>
</body>
</html>